package cn.hc.ai.repository;

import org.springframework.stereotype.Component;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author : Henry
 * {@code CreateTime}: 2025-05-14 09:17
 * {@code Version}: 1.0
 */
@Component
public class InMemoryChatHistoryRepository implements ChatHistoryRepository {

    private final Map<String, List<String>> chatHistory = new HashMap<>();

    @Override
    public void save(String type, String chatId) {
        List<String> chatIds = chatHistory.computeIfAbsent(type, k -> new ArrayList<>());
        if (chatIds.contains(chatId)) {
            return;
        }
        chatIds.add(chatId);
    }

    @Override
    public List<String> getChatIds(String type) {
        return chatHistory.getOrDefault(type, List.of());
//        List<String> chatIds = chatHistory.get(type);
//        return chatIds == null ? new ArrayList<>() : chatIds;
    }
}
